Answered: 1. The earth has a radius of…

Science

Physics

1. The earth has a radius of approximately 6367 km and a mass of 5.974 x 1024 kg. Show that g 9.81 m/s²

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter6: Uniform Circular Motion And Gravitation

Section: Chapter Questions

Problem 33PE: (a) Calculate Earth's mass given the acceleration due to gravity at the North Pole is 9.830 m/s2 and...

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(a) Calculate Earth's mass given the acceleration due to gravity at the North Pole is 9.830 m/s2 and the radius of the Earth is 6371 km from center to pole. (b) Compare this with the accepted value of 5.9791024 kg.
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A satellite is traveling around a planet in a circular orbit with radius R. It moves in a constant speed of v = 1.1 × 104 m/s. The mass of the planet is M = 6.04 × 1024 kg. The mass of the satellite is m = 1.2 × 103 kg. a)Enter an expression for the radius R in terms of G, M and v. b)Calculate the value of R in meters. c)Enter an expression for the gravitational potential energy PE in terms of G, M, m, and R.
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